In order to succeed spectacularly you have to be willing to fail spectacularly.

We hired a CSR person at Twitter, years before we hired our first sales person, to make sure we had a culture and impact of doing good.

A personal belief is that if you're not personally invested in what you're working on, you'll fail.

I never even graduated college. I never finished learning, as it were, and I have a psychological need to be in a learning environment at all times.

We can break news really fast. When an earthquake happens, there are people Twittering about it.

The two things I use the most are the MacBook Air and my iPhone. Those are my two most-used gadgets that are dented, scratched and smashed.

I don't think of Twitter as a social network. I think of it as a messaging system that has a lot of social components to it.